19910101 19920101 19930101 19940101 19950101 1992 Coefficients in use 19910201 19920201 19930201 2322358 19940201 0358 19950201 1992 Coefficients in use 19910301 2222368 19920301 2322418 2122426 2320437 2420457 19930301 2326439 2023419 2400401 19940301 2300427 2400438 2300408 2300394 2233464 0423 19950301 1992 Coefficients in use 19910401 2100444 2100407 2204443 19920401 2305457 2035418 2200471 2200443 2400390 19930401 2200395 1900400 2100442 1900364 19940401 2300408 2000441 2000477 0427 19950401 1992 Coefficients in use 19910501 2000208 2400437 2200418 2300423 2306455 19920501 2306458 2500481 2200453 2500412 2400406 2006402 19930501 2404396 2205403 2100406 2606422 2005407 2300408 19940501 2000386 2200332 2404364 2005378 0403 19950501 1992 Coefficients in use 19910601 2105331 2505345 2205340 2405342 1905324 19920601 2200335 2205338 2200347 2305376 2300373 19930601 2304345 2405344 2305340 2300338 2600302 19940601 2205344 2404350 2105351 2200330 2205314 0340 19950601 1992 Coefficients in use 19910701 2400313 2006315 2305327 19920701 2105325 2405315 2507324 2300341 2300330 2005283 19930701 2304305 2300322 2305295 2006318 2305325 2300321 19940701 2000325 2500325 2006318 2300307 2300292 316 19950701 1992 Coefficients in use 19910801 2305302 2304328 2104308 2405283 19920801 2500266 2405288 2400269 2000291 2100307 2105317 19930801 2300315 2105290 2407290 2207308 2305270 2305267 19940801 2105281 2407282 2507283 2405292 2107287 292 19950801 1992 Coefficents in use. 19910901 2205320 2307344 19920901 2300270 2400285 2100310 2237310 2335322 19930901 2137284 2535304 2134314 2134310 2135303 2135314 19940901 2335326 2135311 2335311 2035325 310 19950901 1992 Coefficients in use 19911001 2135313 2340298 2340294 2135264 2135282 19921001 2360330 2225326 2125323 19931001 19941001 304 19951001 1992 Coefficients in use 19911101 19921101 19931101 19941101 000 19951101 1992 Coefficients in use 19911201 19921201 19931201 19941201 000 19951201 1992 Coefficients in use