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Table 4 Estimated annual number of condoms used

From: Explaining inconsistencies between data on condom use and condom sales

Estimation Method Kenya 1998 Nigeria 1999 Tanzania 1996 Tanzania 1999 Zimbabwe 1994 Zimbabwe 1999
Frequency of Intercourse Probability of Condom Use       
Males        
F1 Self-Reported p1 Self-Reported -.- -.- -.- -.- 18,047,620 -.-
  p2 Last Intercourse -.- -.- -.- -.- 19,451,694 -.-
  p3 Previous Day -.- -.- -.- -.- 11,408,033 -.-
F2 Previous Day p1 Self-Reported -.- -.- -.- -.- 12,209,655 -.-
  p2 Last Intercourse 10,650,977 5,522,394 14,919,839 19,053,896 11,515,528 10,850,758
  p3 Previous Day 7,734,312 6,779,088 6,231,789 9,805,457 6,275,443 7,660,061
F3 Survival Analysis p1 Self-Reported -.- -.- -.- -.- 4,136,103 -.-
  p2 Last Intercourse 10,121,645 18,858,423 4,891,365 7,493,313 3,999,271 4,468,660
  p3 Previous Day 7,221,404 10,010,100 2,439,635 3,754,680 2,324,967 3,262,927
Females        
F1 Self-Reported p1 Self-Reported -.- -.- -.- -.- 7,980,256 -.-
  p2 Last Intercourse -.- -.- -.- -.- 8,406,142 -.-
  p3 Previous Day -.- -.- -.- -.- 7,088,876 -.-
F2 Previous Day p1 Self-Reported -.- -.- -.- -.- 6,913,439 -.-
  p2 Last Intercourse 3,375,708 4,632,093 5,529,321 10,744,128 7,253,275 3,700,789
  p3 Previous Day 2,091,845 7,622,258 2,759,809 8,422,675 6,115,040 1,591,401
F3 Survival Analysis p1 Self-Reported -.- -.- -.- -.- 1,111,439 -.-
  p2 Last Intercourse 2,200,502 4,503,194 993,705 2,756,648 1,137,474 1,395,517
  p3 Previous Day 986,769 5,253,132 444,480 1,994,578 914,083 647,804
Highest Estimate   10,650,977 18,858,423 14,919,839 19,053,896 19,451,694 10,850,758
Lowest Estimate   986,769 4,503,194 444,480 1,994,578 914,083 647,804
Sales, Survey Year   11,797,536 108,444,464 41,629,132 45,024,836 38,316,656 71,432,882
Sales, Previous Year   13,516,931 67,629,732 51,030,840 53,409,352 63,778,992 35,751,329