6 598 7 858 9 549 13 010 ^* 1.8 1.8 2.0 2.4 43 44 46 44 5 5 4 4 ^* 6.6 6.6 6.3 5.5 ^* .. .. 175.0 163.0 ^* .. .. 14 15 ^* .. .. 25 23 .. 1 5 6 .. 5 7 8 ^* 38 40 43 48 39 41 44 49 38 41 44 48 ^* 158 143 128 106 ^* .. 283 244 191 .. .. .. 970 .. .. 34 100 .. .. 0.8 1.5 5 6 8 10 16 21 26 33 4.7 4.9 4.4 4.8 1.7 1.7 2.0 2.1 163 160 174 163 2.5 2.0 1.8 1.2 * For the periods 1970-1975, 1980-1985, 1990-1995 and 2005-2010. ** For 2010. ` a For 1987. b For 2006. c For 2007.