Why states swing while counts come in

<img width=“750” height=“550” src=“https://i0.wp.com/flowingdata.com/wp-content/uploads/2024/11/swing-count-shifting.png?fit=750%2C550&quality=100&ssl=1" class=“attachment-medium size-medium wp-post-image” alt=“” decoding=“async” srcset=“https://i0.wp.com/flowingdata.com/wp-content/uploads/2024/11/swing-count-shifting.png?w=1282&quality=100&ssl=1 1282w, https://i0.wp.com/flowingdata.com/wp-content/uploads/2024/11/swing-count-shifting.png?resize=750%2C550&quality=100&ssl=1 750w, …