The 23% Black Monday drop in 1987 left a divot that was quickly filled in.

FORBES: Magazine Article

The 23% drop on Black Monday in 1987 left a divot that was quickly filled in.

FORBES: Is it over?

The divot in its stock chart leaves almost no interpretation but tha Deepwater Horizon was the cause.

FORBES: St. Joe Vs. Halliburton Is Risky Game Of Legal Chicken

If a skier is pushed off a cliff, gets stuck in a divot or suffers trauma from hitting rocks or trees, an airbag deployment may be useless.

BBC: The ski gear that could save lives

So far, not as big a divot in spending as from the 90s, but there is likely still a fair bit of below trend spending growth to come.

FORBES: Government Expenditure Growth