Create Pivot table counting #starting

[Danny54]

How would I go about creating a pivot table (if that's what I need) to take the values in column A (start), count them and show in a poor mans chart?
Thanks

Poor mans chart

Input Data Sheet1

Start	End
2/18/22 10:00 AM​	2/18/22 5:45 PM​
2/18/22 11:00 AM​	2/19/22 1:24 AM​
2/18/22 11:00 AM​	2/19/22 7:26 PM​
2/18/22 11:00 AM​	2/20/22 6:48 AM​
2/18/22 11:00 AM​	2/18/22 11:19 AM​
2/18/22 11:00 AM​	2/18/22 11:29 AM​
2/18/22 3:00 PM​	2/18/22 3:13 PM​
2/18/22 6:00 PM​	2/18/22 6:20 PM​
2/18/22 6:00 PM​	2/18/22 8:52 PM​
2/18/22 8:00 PM​	2/18/22 8:10 PM​