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Count Circle Statistics

AverageMedian# YearsHigh CountLow Count
All Years15280.1158774027601 (2015)6341 (1978)
1st 10 Years9210.686371013033 (1984)6341 (1978)
Last 10 Years19910.519763.51027601 (2015)15107 (2009)
Likelihood that the numbers counted have increased: 99%*.

Fermilab Site Statistics

AverageMedian# YearsHigh CountLow Count
All Years2004.71567.54011146 (1986)580 (1978)
1st 10 Years2172.31309107573 (1984)580 (1978)
Last 10 Years1896.91804.5103448 (2015)1169 (2012)
Likelihood that the numbers counted have decreased: 26%*.

* The probability is obtained from a "Wilcoxon two-sample test" comparing the numbers reorded in the first 10 years with those recorded in the last 10 years.

Count Circle Data

YearTallyYearTallyYearTallyYearTally
197677571977822019786341197910129
198085491981121531982934819838725
1984130331985785119861861019878566
1988199251989162881990805619918202
199211010199311617199413439199514498
199615302199715883199819345199925174
200018310200122484200216419200320974
200418461200517430200624224200720242
200820859200915107201017466201118208
201215871201319505201420022201527601

Fermilab Site Data

YearTallyYearTallyYearTallyYearTally
1976115019771099197858019792922
1980886198133051982159019831279
19847573198513391986111461987925
198818581989196419907651991918
19921409199315211994135019951727
19961443199716851998148619991831
20001173200116292002107220031545
20042313200517362006182920071829
20081780200912432010150120112352
20121169201321002014171820153448