1919: Boone County farmers produced 2.7 million bushels of corn.*

1944: Farmers produce 96,200 bushels of soybeans.*

1949: Soybean production surpasses 100,000 bushels.

1970: Soybean production surpasses 1 million bushels.

1985: The most annual rainfall occurs in Columbia, with 55.37 inches.

1988: REDI, a public and private organization, is established to promote economic growth in Columbia and Boone County by helping bring more basic jobs to the area.

1993: Biggest flood in Missouri occurs.

2001: Sales tax in Columbia rises to 7.225 percent.

2002: Sales tax rises to 7.35 percent. 

2004: Boone County produces a record 4 million bushels of corn. Soybean production peaks at 1.99 million bushels.
— Single-family construction permits peak, with 1,504 permits issued.

2005: Nazir Memic, founder and president of Laser Transport LLC in Columbia, starts his company.

2006: MU's business development extension initiatives are created.
— The average unemployment rate for Boone County is approximately 3.2 percent, while the average wage for Boone County is $32,563. Columbia and Boone County issue 5,670 building permits for a valuation of $390 million.
— Missouri has 508,900 small businesses.

2007: More than 1.1 million people attend MU athletic events. Fans generate more than $18 million in revenue and $1.3 million in sales tax.
— The average unemployment rate for Boone County is approximately 3.6 percent., and construction employment in Columbia falls to 4,208 and wholesale trade employment falls to 2,637. Columbia and Boone County issue 2,820 permits for a valuation of $305 million.
— Columbia merchants’ taxable sales fall to $1.9 billion.
— Sales in the Special Business District reach $13.6 million and produce sales tax revenue of more than $1 million.

2010: By Dec. 1, all diesel must be Ultra-Low Sulfur Diesel.

* Earliest year of available data.