Date     	 Stations 
======== 	 ======== 
20120204 	 5898 
20120203 	 291 
20120202 	 65 
20120201 	 56 
20120131 	 42 
20120130 	 33 
20120129 	 26 
20120128 	 31 
20120127 	 22 
20120126 	 27 
20120125 	 18 
20120124 	 20 
20120123 	 14 
20120122 	 10 
20120121 	 23 
20120120 	 16 
20120119 	 13 
20120118 	 15 
20120117 	 10 
20120116 	 9 
20120115 	 12 
20120114 	 5 
20120113 	 13 
20120112 	 11 
20120111 	 7 
20120110 	 9 
20120109 	 12 
20120108 	 4 
20120107 	 2 
20120106 	 7 
20120105 	 6 
20120104 	 6 
20120103 	 8 
20120102 	 9 
20120101 	 8 
20111231 	 2 
20111230 	 5 
20111229 	 9 
20111228 	 7 
20111227 	 2 
20111226 	 9 
20111225 	 6 
20111224 	 5 
20111223 	 11 
20111222 	 4 
20111221 	 3 
20111220 	 4 
20111219 	 3 
20111218 	 4 
20111217 	 8 
20111216 	 6 
20111215 	 3 
20111214 	 6 
20111213 	 4 
20111212 	 9 
20111211 	 1 
20111210 	 6 
20111209 	 6 
20111208 	 9 
20111207 	 7 
20111206 	 7 
20111205 	 4 
20111204 	 7 
20111203 	 3 
20111202 	 5 
20111201 	 7 
20111130 	 5 
20111129 	 2 
20111128 	 4 
20111127 	 2 
20111126 	 6 
20111125 	 5 
20111124 	 3 
20111123 	 4 
20111122 	 6 
20111121 	 3 
20111120 	 4 
20111119 	 8 
20111118 	 3 
20111117 	 3 
20111116 	 4 
20111115 	 8 
20111114 	 6 
20111113 	 7 
20111112 	 5 
20111111 	 1 
20111110 	 3 
20111109 	 2 
20111108 	 6 
20111107 	 9 
20111104 	 6 
20111103 	 5 
20111102 	 2 
20111101 	 8 
20111031 	 6 
20111030 	 4 
20111029 	 5 
20111028 	 3 
20111027 	 6 
20111026 	 5 
20111025 	 6 
20111024 	 5 
20111023 	 3 
20111022 	 5 
20111021 	 4 
20111020 	 4 
20111019 	 5 
20111018 	 4 
20111017 	 3 
20111016 	 1 
20111015 	 4 
20111014 	 5 
20111013 	 5 
20111012 	 7 
20111011 	 2 
20111010 	 2 
20111009 	 2 
20111008 	 4 
20111007 	 7 
20111006 	 3 
20111005 	 8 
20111003 	 7 
20111002 	 7 
20111001 	 3 
20110930 	 9 
20110929 	 2 
20110928 	 3 
20110927 	 4 
20110926 	 5 
20110925 	 1 
20110924 	 5 
20110923 	 5 
20110922 	 4 
20110921 	 1 
20110920 	 4 
20110919 	 4 
20110918 	 2 
20110917 	 6 
20110916 	 1 
20110915 	 3 
20110914 	 4 
20110913 	 2 
20110912 	 5 
20110911 	 5 
20110910 	 4 
20110909 	 3 
20110908 	 8 
20110907 	 7 
20110906 	 1 
20110905 	 5 
20110904 	 1 
20110903 	 7 
20110902 	 4 
20110901 	 1 
20110831 	 3 
20110830 	 2 
20110829 	 7 
20110828 	 5 
20110827 	 3 
20110826 	 2 
20110825 	 4 
20110824 	 2 
20110823 	 2 
20110822 	 4 
20110821 	 4 
20110820 	 4 
20110819 	 5 
20110818 	 1 
20110817 	 1 
20110816 	 4 
20110815 	 1 
20110814 	 2 
20110813 	 6 
20110812 	 2 
20110811 	 2 
20110810 	 5 
20110809 	 2 
20110808 	 4 
20110807 	 2 
20110806 	 1 
20110805 	 1 
20110804 	 5 
20110803 	 1 
20110802 	 1 
20110801 	 6 
20110731 	 2 
20110730 	 3 
20110729 	 1 
20110728 	 2 
20110727 	 3 
20110726 	 3 
20110725 	 1 
20110724 	 10 
20110721 	 4 
20110720 	 3 
20110719 	 1 
20110718 	 2 
20110717 	 4 
20110716 	 5 
20110715 	 2 
20110714 	 3 
20110713 	 2 
20110712 	 3 
20110711 	 6 
20110710 	 1 
20110709 	 3 
20110708 	 6 
20110707 	 4 
20110706 	 1 
20110705 	 1 
20110704 	 6 
20110703 	 326 
20110702 	 5 
20110701 	 1 
20110629 	 2 
20110628 	 1 
20110627 	 3 
20110626 	 1 
20110625 	 2 
20110624 	 5 
20110623 	 3 
20110621 	 3 
20110620 	 2 
20110619 	 4 
20110618 	 5 
20110617 	 2 
20110616 	 1 
20110615 	 4 
20110614 	 2 
20110613 	 1 
20110612 	 2 
20110611 	 2 
20110610 	 1 
20110609 	 1 
20110608 	 1 
20110607 	 1 
20110606 	 3 
20110605 	 2 
20110604 	 3 
20110603 	 2 
20110601 	 1 
20110530 	 3 
20110529 	 3 
20110528 	 1 
20110527 	 4 
20110525 	 3 
20110524 	 3 
20110523 	 2 
20110522 	 1 
20110521 	 5 
20110520 	 3 
20110519 	 1 
20110518 	 2 
20110517 	 2 
20110515 	 4 
20110514 	 3 
20110513 	 2 
20110512 	 1 
20110511 	 2 
20110510 	 1 
20110509 	 4 
20110508 	 2 
20110507 	 2 
20110504 	 2 
20110503 	 3 
20110502 	 1 
20110430 	 2 
20110429 	 2 
20110428 	 2 
20110426 	 1 
20110424 	 3 
20110423 	 1 
20110421 	 2 
20110420 	 2 
20110419 	 3 
20110418 	 1 
20110417 	 1 
20110415 	 3 
20110414 	 2 
20110413 	 2 
20110412 	 1 
20110411 	 1 
20110410 	 1 
20110407 	 1 
20110406 	 2 
20110405 	 1 
20110404 	 5 
20110402 	 1 
20110401 	 2 
20110331 	 2 
20110329 	 2 
20110328 	 2 
20110327 	 2 
20110326 	 2 
20110324 	 3 
20110323 	 1 
20110322 	 2 
20110321 	 1 
20110320 	 2 
20110319 	 2 
20110318 	 4 
20110317 	 4 
20110316 	 1 
20110315 	 4 
20110314 	 4 
20110313 	 1 
20110312 	 1 
20110311 	 3 
20110310 	 2 
20110309 	 1 
20110307 	 2 
20110306 	 1 
20110305 	 1 
20110304 	 3 
20110303 	 2 
20110302 	 1 
20110301 	 1 
20110228 	 4 
20110226 	 3 
20110225 	 1 
20110224 	 2 
20110223 	 2 
20110222 	 1 
20110221 	 4 
20110220 	 1 
20110218 	 2 
20110216 	 3 
20110215 	 4 
20110214 	 2 
20110213 	 1 
20110212 	 2 
20110211 	 2 
20110210 	 1 
20110209 	 4 
20110208 	 3 
20110207 	 4 
20110206 	 2 
20110204 	 2