Review Stage 2: Synthesis and Assessment Country report

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TIME SERIES

Party: LV      Submission year: 2020

The aim of this test is to identify instances of dips, jumps, and sudden trends in time series data reported by countries. Only data in NFR02, NFR09 and NFR14 reporting format were analyzed and data for which at least three years were reported. We converted all years where only NFR02 or NFR09 sectors are available to NFR14 and show only the converted sectors in the time series analysis.

The table below shows data, where outliers in the time series were identified based on the following methodology: Reported time series data were log 10-transformed prior to analysis to reduce intra-series variability and improve general time series linearity. A linear regression was subsequently applied to the log-transformed values for each time series.

An individual value within the time series was identified as a dip/jump if the respective residual value (regression forecast value - reported value) was greater than 2 standard deviations from the mean of all residuals within the time series. Only time series where the flagged data value contributed a significant fraction (>3%) of the national total for the given year are included in this dataset for expert review.

Time series where sigma grow largely (i.e. larger than 20% of the time series mean value) because of extreme variation in the emission data are also flagged. Zero values indicate small numbers rounded to zero.

The test was performed for the following time series (if data was available):
Main pollutants: 1990 – 2018
HMs and POPs: 1990 - 2018
PMs: 2000 - 2018

If there is a number and a notation key reported, the difference is the number

Color Key

 

Indicates a dip in the time series data

 

Indicates a jump in the time series data

 

Indicates time series data with large sigma


MAIN (Unit = Mg)
19901991199219931994199519961997199819992000200120022003200420052006200720082009201020112012201320142015201620172018
NOx1A3ai(ii)6508802472472292292932932662662382382473573083684095066316617837838208537537338599901079
NOx1A3di(i)38049114041450017102224651211278335694117978562815542164261500916196208631580814306166172207620246172171928018820186602028025049206692969
NOx1A4aii6224914060766281134510511050523327900978112011381296131497512571182897847793662857842843824448364334
NOx1A4bii1468212119901403685983232326511614914911611612813413413468985285285285285284691610281088
NOx1A4cii41506170426035852782240326572831270524712531260825362596271728313073310426562549258125142196202419651925181618751739
NOx2A19028343754220223726727226435522627429832535135844645745254949210171517153917951864130516722055
NOxNATIONALTOTAL9659693040756406604356162512945089148520448464330641740447244366245528446904409044882450174125838671397803709837043363423583634952331543326934252
NOxNTCOMPL(NECD)9659693040756406604356162512945089148520448464330641740447244366245528446904118344882450174125838671397803709837043363423583634952331543326934252
NOxNTCOMPLIANCE9659693040756406604356162512945089148520448464330641740447244366245528446904409044882450174125838671397803709837043363423583634952331543326934252
NMVOC11B12934420628513268464224106772658135118232424260168413618232315861451083232182061321432
NMVOC2D3a1887188018691829179717681747172917121697168116641641162616101591124622651177757103214111406148916551819168017372552
NMVOC2D3d50925073504549354850477347134666462045794538449244304389434542944497429138633315451039064110489943953897380639883707
NMVOC2D3g1323131813111282126012401225121312011190117911671151114011291116113611081044912123026051899176316511540144515031357
SOx1A2a13999426684454583524485723043093032952462402461582262182291832168631100000
SOx1A2c30371508130628933129439133333287330121125130155120213351181289201810898
SOx1A3ai(ii)58782222202026262424212122323744496075799393981029087102118128
SOx1A3di(i)2039369369280101751202470744314293416240325723709067137434990976693823494165315635435047904969504750262251376
SOx1A4cii466682456373282238258270254230234242242258281305349372170176188192178180184198205231235
SOx2A134093150141815776589610101029998134185310361127123013261354168617251706173975374388171153191646788
NH33B368876052432025872433276219371853176617641696174918161749157115341479148013441271129012071094109410511024984923857
NH33B4gi11231131594519457453496488454448436452503442430470503502431474559506511511500490479494576
NH3NATIONALTOTAL3467133057259421845916664165251616615843150031384413952145521440714428140761448514714150481440015012146301460815231154141565315476155131591215455
NH3NTCOMPL(NECD)3467133057259421845916664165251616615843150031384413952145521440714428140761448514714150481440015012146301460815231154141565315476155131591215455
NH3NTCOMPLIANCE3467133057259421845916664165251616615843150031384413952145521440714428140761448514714150481440015012146301460815231154141565315476155131591215455
CO1A4bii48570065746322632111111222231224222422233223337004433443344334616467046704653467046703937396039974017
CO3I2073334598371964572154681002844179143075347250575696261510436166493160469870325431215253461753

PM (Unit = Mg)
2000200120022003200420052006200720082009201020112012201320142015201620172018
PM2.52D3b1531782012251315419402537553302337533571452464621605474455
PM102D3b1144133815081689986031463015403041492264253040004279338934834655453935563410
TSP2D3b5338624670367884460151467914070188061936210564118081866719971158151625421722211811659415914
TSPNATIONALTOTAL40352415794225244703835465678056559627686096452052468975716356546508385043554343485274605247134
TSPNTCOMPL(NECD)40352415794225244703835465678056559627686096452052468975716356546508385043554343485274605247134
TSPNTCOMPLIANCE40352415794225244703835465678056559627686096452052468975716356546508385043554343485274605247134
BC11B81171514232822819254522961646323019210
BC1A3di(i)310912011012015611910813017315612914314214214317414417

HM (Unit = g)
19901991199219931994199519961997199819992000200120022003200420052006200720082009201020112012201320142015201620172018
Pb1A1a2256881973891831291906792090211645811933301901101957581575451264661172931234121225891099249701910464610466110059698887112131101643125469194124231850254024323925372214390116
Pb1A2gviii481713593234947130074126196763728654971330982789205269432881427461473103107498131456164396130989142046213901251074291347329272355703404258412629375188369357414345
Pb1A3bi3905693635655278335012753148889030042024285239422248989614578763869288533695151319656144759514659981499523154447415679881754560194029317738441487177135125912506821061606963132942714934512912248881649847725
Pb1A3bii6858993628867970049076748320628540043962293319194191746686398628677198915881477230659881518524316640782362973173922845203032196018426158381573718542174421406512314
Pb1A3biii99254549234496851385093865648956682860622766351443819843200188366461722385919178115398513398510756657617526534591836539268502213921101179651607415482143231216875245321
Pb1A4ai2239963174838116915291245696778369630846691498597059487627445615349847357558344676338333352600319213322894340643254427222566265244232844191891208242181806166010159903149954131606
Pb1A4bi190608222408751620451177170316346101224689128743011801171008244931372866535109159298291310173571023379105912610048739842999771451071617889781894696866629759273748268618337608936653301661386
Pb2A37406652912439244820190117324221648858164581183112488459015089741482491983846627365517899467443342005467608441701518361222965398933424773334333349803187058
Pb2C11629402081106489287282975088993136984590578273340586994851138600035140518896144462080148940231149499151150934399163584911165306610164556870164541630167047689158098295132005949160253346435822217472150229424132437   
Pb2G61576134609959675863577018461194174702713098516460517427514247623447018473025954440693059337426879172241110236126956172098153659158311106472140131152373138261
PbNATIONALTOTAL23281148016808114912734782414190061814872927212726857912317413216223695815484026615089404815252881315352972915477045216754472516930557616870393516909330617255327916290417213618919016423649742789115934535383192035513203432713334455734403583302519
PbNTCOMPL(NECD)23281148016808114912734782414190061814872927212726857912317413216223695815484026615089404815252881315352972915477045216754472516930557616870393516909330617255327916290417213618919016423649742789115934535383192035513203432713334455734403583302519
PbNTCOMPLIANCE23281148016808114912734782414190061814872927212726857912317413216223695815484026615089404815252881315352972915477045216754472516930557616870393516909330617255327916290417213618919016423649742789115934535383192035513203432713334455734403583302519
Cd2C14358442959721948102380452632892213132326063700933751923856613979193994334032864366284419774399524399614457204222713521014275613352516728638638192495   
CdNATIONALTOTAL93116183676271400179313282203682306886070996378895226295085891643997147496235910177311060813106006910498041080829102911010299921018036640544839703656590643955592619568084609827632235
CdNTCOMPL(NECD)93116183676271400179313282203682306886070996378895226295085891643997147496235910177311060813106006910498041080829102911010299921018036640544839703656590643955592619568084609827632235
CdNTCOMPLIANCE93116183676271400179313282203682306886070996378895226295085891643997147496235910177311060813106006910498041080829102911010299921018036640544839703656590643955592619568084609827632235
Hg1A3di(i)108003070381046506380332022001640430300240494050104530485061804650421046506190581051075750550254106370799266001116
Hg2A1                    11950340056000160003600764024210157804180
Hg2C134623515518919017916112812311119319920610430029430667175225783814182296605624   
Hg5C1biii35583676379339114029414642644382450086612426917213871746483043911126115087532502552548776253445795439125059

POP (Unit = mg)
19901991199219931994199519961997199819992000200120022003200420052006200720082009201020112012201320142015201620172018
DIOX2C15739263133292939393945454643555455414631395032509580037   
DIOX5C1biii33103419352936383748385739674076418680572256853212901624449340851047614034494467514510722235414740408116255
DIOX5E23162316231623162316231623162316231623162316231623162316231623162316231623162316231623782428235924622193207423972184
HCB3Df5462476470669652595623289694946348641427187823302782323336854137458827080598143687278732224128563187269854580132560153942159655216850199035199040
HCB5C1biii82748548882290959369964399171019010464201425641213313225406111232102132618935086123611661284127418055891034185010202906138
PCB1A2e1817161016471113371009679869752522525234539631130406512382723848240212690317905225021806613472134548869937027424622427741084096784468252919
PCB1A2f289001445019380338322907119386969116151646247634766477047734437443411595219160330754232099121846335862452413212318142297281015122466325370
PCB1A4bi116213113400608206899017347759583542103767313225741704401265239043422929114697113567013566816234914000213994213991114008818310116190199541913509144286089855737074048014
PCB1A4ci189147165008972758962811905181764509953640319419144901456419321193191332813334887388728883885944634454444288594448410012191564232216
PCB2C1173151175877409457947789488030638061505558964599521028852021501014682153183355874511052832419060209107848297523131190   
PCBNATIONALTOTAL42906783708727305635226751241953305108162411538909546677077855891264451885837894814554512594474005525396110846991376765695240134414168234162361560743041257642241976216770187196186987
PCBNTCOMPL(NECD)42906783708727305635226751241953305108162411538909546677077855891264451885837894814554512594474005525396110846991376765695240134414168234162361560743041257642241976216770187196186987
PCBNTCOMPLIANCE42906783708727305635226751241953305108162411538909546677077855891264451885837894814554512594474005525396110846991376765695240134414168234162361560743041257642241976216770187196186987