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0 400 800 1200 1600 2000
2002/09/08 261 ******
2002/09/09 316 *******
2002/09/10 214 *****
2002/09/11 225 *****
2002/09/12 209 *****
2002/09/13 223 *****
2002/09/14 208 *****
2002/09/15 180 ****
2002/09/16 286 *******
2002/09/17 247 ******
2002/09/18 245 ******
2002/09/19 195 ****
2002/09/20 310 *******
2002/09/21 261 ******
2002/09/22 275 ******
2002/09/23 301 *******
2002/09/24 227 *****
2002/09/25 220 *****
2002/09/26 226 *****
2002/09/27 292 *******