 
To find a specific subject number in the range of subjects in this table:
|        csr2683c |        csr2684a |        csr2684b | 
|---|---|---|
|        csr2684c |        csr2685a |        csr2685b | 
|        csr2685c |        csr2686a |        csr2686b | 
|        csr2686c |        csr2687a |        csr2687b | 
|        csr2687c |        csr2688a |        csr2688b | 
|        csr2688c |        csr2689a |        csr2689b | 
|        csr2689c |        csr2690a |        csr2690b | 
|        csr2690c |        csr2691a |        csr2691b | 
|        csr2691c |        csr2692a |        csr2692b | 
|        csr2692c |        csr2693a |        csr2693b | 
|        csr2693c |        csr2694a |        csr2694b | 
|        csr2694c |        csr2695a |        csr2695b | 
|        csr2695c |        csr2696a |        csr2696b | 
|        csr2696c |        csr2697a |        csr2697b | 
|        csr2697c |        csr2698a |        csr2698b | 
|        csr2698c |        csr2699a |        csr2699b | 
|        csr2699c |        csr2700a |        csr2700b | 
|        csr2700c |        csr2701a |        csr2701b | 
|        csr2701c |        csr2702a |        csr2702b | 
|        csr2702c |        csr2703a |        csr2703b | 
|        csr2703c |        csr2704a |        csr2704b | 
|        csr2704c |        csr2705a |        csr2705b | 
|        csr2705c |        csr2706a |        csr2706b | 
|        csr2706c |        csr2707a |        csr2707b | 
|        csr2707c |        csr2708a |        csr2708b | 
|        csr2708c |        csr2709a |        csr2709b | 
|        csr2709c |        csr2710a |        csr2710b | 
|        csr2710c |        csr2711a |        csr2711b | 
|        csr2711c |        csr2712a |        csr2712b | 
|        csr2712c |        csr2713a |        csr2713b |