Absolutely. You'll add 1/10th of a mile over the course of a year by switching to LED. 
I actually don't know the number, but suspect it's very, very small. To test, turn off your lights during the day and see if you can even notice a range difference. I suspect not, but could be proved wrong.
I actually don't know the number, but suspect it's very, very small. To test, turn off your lights during the day and see if you can even notice a range difference. I suspect not, but could be proved wrong.