TEMPORAL COVERAGE OF TYPE “sellable by UCSB” IN THE UCSB SPOT CATALOG

There are 1,221,425 items of type “sellable by UCSB” in the UCSB SPOT Catalog as of January 10, 2009.

The temporal coverage of the items is graphically shown by the histogram below. Each red spike represents a month; each green/yellow bar, a year. The height of a spike or bar reflects the number of items that overlap that time period.

(graphical display)

The following table shows the temporal coverage numerically. The cells in the “Overall” column represent years; the cells to the right of a year represent individual months within that year. The value in a cell is the number of items that overlap the year or month represented by that cell.

Overall Month in year
1 2 3 4 5 6 7 8 9 10 11 12
Year 1986 1966 0 0 0 0 0 4 108 0 108 417 292 1037
1987 23048 2182 1807 1625 1967 1712 3121 2858 1251 3544 2865 102 14
1988 31239 14 37 1718 2950 4044 4550 4556 5336 4209 3772 0 53
1989 30354 0 0 1887 3704 3569 3411 3944 3647 4488 5403 206 95
1990 42931 98 335 3989 5793 5139 6047 5448 5992 4569 5457 21 43
1991 30214 0 0 2963 3080 750 5475 5589 5073 3510 3774 0 0
1992 38829 445 241 3223 1954 3932 5280 7118 5697 5610 4063 1019 247
1993 37637 543 305 1256 5755 6272 8691 9592 2630 1641 659 145 148
1994 77179 967 741 2991 2713 7213 9698 10336 11332 13508 11275 2713 3692
1995 75439 654 367 4785 7392 7619 10168 10643 10599 10874 10026 934 1378
1996 41064 1436 1267 5788 4755 4775 6139 5011 3537 3077 3881 992 406
1997 22332 240 136 79 480 3555 2620 2992 2810 3171 4009 1101 1139
1998 29469 1162 789 1482 871 4011 3640 3980 4225 3375 3860 1279 795
1999 28311 357 593 485 3779 3540 3817 3846 3704 3481 3579 1022 108
2000 19567 0 14 0 2223 2941 3297 2516 3020 2795 2761 0 0
2001 5039 892 71 0 167 19 59 1491 979 1018 258 82 3
2002 1642 0 2 0 91 274 276 310 353 285 43 8 0
2003 380 0 0 0 1 25 41 45 75 61 94 37 1
2004 94329 0 0 0 0 7536 13845 18034 17640 15845 11026 5907 4496
2005 147899 4395 3576 4995 4490 8847 15976 18633 23753 24932 20412 9979 7911
2006 163971 6808 3223 7010 9287 15584 24399 27261 26122 20480 14550 4873 4374
2007 162171 5207 7166 6921 5193 12482 16048 24030 22828 23489 16160 10842 11805
2008 115956 4870 2137 2133 2400 4881 9891 18501 20554 19902 14635 8088 7964
2009 459 459 0 0 0 0 0 0 0 0 0 0 0