1952	2.763	1.785	627	231
1957	3.178	334	1.723	529	347
1962	6.130	1.287	1.019	114	980
1965	4.546	1.456	1.665	454	199
1975				245	186
1978	10.934	10.708	9	860	248
1980	21.604	3.616	476	2.124	162
1985	87.331	46.871	17.004	4.888	1.424
1986	110.371	41.310	16.950	4.676	1.388
1987	120.191	39.017	27.603	4.703	1.605
1988	112.776	35.645	40.838	3.786	3.000
1989	101.339	28.569	37.232	3.329	1.753
1990	93.018	29.649	35.440	2.950	1.593
1991	88.128	29.679	32.537	2.900	2.069
1992	94.164	33.439	25.692	6.540	3.611
1993	106.771	42.145	28.214	10.742	5.128
1994	127.935	50.864	28.047	19.071	4.230
1995	145.443	51.053	31.877	20.381	5.750
1996	163.322	59.398	39.652	20.905	6.570
1997	176.353	63.749	46.539	22.410	7.130
1998	198.885	72.508	47.077	17.622	7.379
1999	233.513	92.225	54.670	23.749	7.748
2000	301.239	128.484	58.767	38.989	9.121
2001	393.256	165.197	67.809	83.973	12.243
2002	500.980	202.611	80.841	125.179	17.945
2003	651.000	269.000	111.000