1972.617	7055.566
1973.701	7021.614
1985.616	6872.962
1986.537	6816.155
1988.552	6798.889
1989.647	6772.039
1990.589	6726.988
1991.663	6714.106
1999.699	6417.728
2000.705	6370.623
2001.584	6307.417
2003.534	6252.468
2004.669	6252.146
2005.677	6066.854
2006.644	6053.859
2007.564	6032.412
2009.622	5899.601
2011.638	5747.249
2014.701	5574.717
2015.581	5400.459