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0 400 800 1200 1600 2000
2002/12/08 164 ****
2002/12/09 221 *****
2002/12/10 236 *****
2002/12/11 253 ******
2002/12/12 180 ****
2002/12/13 267 ******
2002/12/14 253 ******
2002/12/15 213 *****
2002/12/16 224 *****
2002/12/17 203 *****
2002/12/18 216 *****
2002/12/19 151 ***
2002/12/20 145 ***
2002/12/21 180 ****
2002/12/22 127 ***
2002/12/23 273 ******
2002/12/24 149 ***
2002/12/25 166 ****
2002/12/26 185 ****
2002/12/27 255 ******