Time series of total nitrogen depositions to
  main regions of the OSPAR maritime area

 Year/Region         1         2         3         4         5         6         7         8         9        10        11        12        13
   1980            47796     27697     37035     27853     38141     56903     20383     48976     68792     74569     62971     62975     77891
   1985            40992     17021     34373     28197     40182     61626     19877     48613     67475     79625     67686     74373     73102
   1990            34894     14535     28805     21550     31358     48412     16588     39260     63021     65919     54898     62137     52845
   1995            33350     16412     24615     20501     29605     45882     13563     33662     54234     53728     45790     48859     62995
   1996            43148     24287     31972     28427     33510     45854     15776     33090     59105     67172     59035     49786     70906
   1997            35818     19750     28305     23877     31284     43710     14405     32520     53782     66069     55201     43876     64486
   1998            32701     15125     26213     20143     34749     53298     14755     38325     57235     62078     54992     50984     62540
   1999            28687     11197     22786     18225     31997     46745     12560     33525     53020     53451     49155     50773     57247
   2000            34401     12822     27097     20460     35846     52211     17414     38572     55593     68647     61341     60575     65182
   2001            31031     16418     24946     22423     32505     49978     12693     38349     46259     53748     50505     47957     59267