1950-1960
56
58
00
00
00
00
00
00
1960-1970
65
00
00
00
00
00
00
00
1980-1990
87
89
00
00
00
00
00
00
1990-2000
94
96
97
98
99
00
00
00
2000-2010
00
01
02
04
06
08
09
10
Click on a year to the left to see the key dates in the history of black boxes.