Sym454 -8000 -7000 -6000 -5000 -4000 -3000 -2000 -1000 0 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2026 2100 2200 2260 2270 2280 2290 2300 2310 2320 2330 2340 2350 2360 2370 2380 2390 2400 2410 2420 2430 2440 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460 2461 2462 2463 2464 2465 2466 2467 2468 2469 2470 2471 2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 2482 2483 2484 2485 2486 2490 2500 2510 2520 2530 2540 2550 2560 2570 2580 2600 2700 2800 2900 3000 3100 4000 January February March April May June July August September October November December -- starts at 2468-12-31