ULS Transaction Volume by Month

Month1999200020012002200320042005200620072008200920102011201220132014
Jan 6,6769,46211,10011,98414,68711,83019,60619,84312,99416,01310,8768,74010,39111,77213,872
Feb 8,49912,46010,12812,19912,85411,10610,26414,27515,32712,99010,8439,89311,90011,85213,043
Mar 11,70612,93519,19712,96215,09813,57814,88523,04214,20914,38315,14012,91312,99013,81714,877
Apr 13,06711,75314,55613,06716,53410,95311,11316,62114,66713,23013,68011,87611,41713,01414,209
May 21,10110,64214,01412,66111,62410,51113,16816,16713,44711,78812,20710,75913,07813,42714,055
Jun 28,09410,50211,48012,09913,34911,60912,11613,86311,70910,69113,85111,06410,82011,31014,025
Jul6,09311,5109,3959,90012,16911,8788,46613,52113,06511,4049,6029,5429,7179,62912,41213,370
Aug3,52510,69610,7139,43310,74211,4369,54913,48112,81111,21610,3658,9928,98410,05911,575 
Sep5,25012,1269,2348,2578,79113,9249,23012,38310,4289,5899,4548,4499,1328,5529,711 
Oct6,9089,52311,08311,10011,7459,5607,16812,64212,93710,44210,2748,8459,04610,38510,166 
Nov7,31110,1926,9409,4369,9919,5259,13618,95413,13111,3619,9087,44610,3529,98813,051 
Dec8,51010,4507,90110,11710,60210,3378,17211,93210,64310,90610,4619,2159,0729,7099,836 
Total37,597153,640123,020138,718139,012150,806121,308164,065176,826147,271139,159129,086121,548128,918141,94397,451


The above data shows the count of records, in the ULS data base for the given month that have the 'last_action_date' field in the the HD table within that month. The data for July 1999 shows only transactions beginning July 15, 1999, the date the FCC cutover the ULS system for the Amateur Radio Service.