( It's from the application of rate unit if that helps)

3. The following table shows the attendance figures for the Calgary Stampede over several years. Determine the rate of change in the number of visitors per year to the nearest whole. In which period was the attendance decreasing at the greatest rate? Show all calculations and make a concluding statement. Year Attendance 1990 1 208 371 1995 1 101 551 1999 1 113 017 2004 221 182 2008 1 236 351 2010 1 145 394