Dow 18K: How long did the last 1,000 take?

The Dow Jones industrial average has historically taken an average of about 32 months to jump from one thousand-point mark to the next.

Lately, though, things have been much different.

The Dow hit 18,000 for the first time Tuesday, about six months after its first close above 17,000.

Below is a list and chart of roughly how long, in months, it took the index to make each 1,000-point jump. (Some gaps rounded to the nearest six-month mark).


Level
Approx. Duration in Months
2014 17K to 18K 6
2013 16K to 17k 7
2013 15K to 16k 7
2007 14K to 15k 72
2007 13K to 14K 3
2006 12K to 13K 11
1999 11K to 12K 96
1999 10 to 11K 1
1998 9K to 10K 12
1997 8K to 9K 9
1997 7k to 8K 5
1996 6K to 7K 4
1995 5K to 6K 12
1995 4K to 5K 10
1991 3Kto 4K 48
1987 2K to 3K 54
1972 1K to 2K 180

—Reporting by CNBC's Giovanny Moreano and Pradip Sigdyal