- Value of freight: $2.2 billion
- Share of domestic freight originating in Louisiana: 0.4%

- Value of freight: $2.3 billion
- Share of domestic freight originating in Louisiana: 0.5%

- Value of freight: $2.8 billion
- Share of domestic freight originating in Louisiana: 0.6%

- Value of freight: $3.1 billion
- Share of domestic freight originating in Louisiana: 0.6%

- Value of freight: $3.3 billion
- Share of domestic freight originating in Louisiana: 0.7%

- Value of freight: $3.4 billion
- Share of domestic freight originating in Louisiana: 0.7%

- Value of freight: $3.5 billion
- Share of domestic freight originating in Louisiana: 0.7%

- Value of freight: $3.8 billion
- Share of domestic freight originating in Louisiana: 0.8%

- Value of freight: $3.9 billion
- Share of domestic freight originating in Louisiana: 0.8%

- Value of freight: $4.7 billion
- Share of domestic freight originating in Louisiana: 1.0%

- Value of freight: $5.3 billion
- Share of domestic freight originating in Louisiana: 1.1%

- Value of freight: $6.2 billion
- Share of domestic freight originating in Louisiana: 1.3%

- Value of freight: $6.7 billion
- Share of domestic freight originating in Louisiana: 1.4%

- Value of freight: $6.8 billion
- Share of domestic freight originating in Louisiana: 1.4%

- Value of freight: $8.0 billion
- Share of domestic freight originating in Louisiana: 1.6%

- Value of freight: $9.0 billion
- Share of domestic freight originating in Louisiana: 1.8%

- Value of freight: $14.2 billion
- Share of domestic freight originating in Louisiana: 2.9%

- Value of freight: $44.1 billion
- Share of domestic freight originating in Louisiana: 9.0%

- Value of freight: $67.3 billion
- Share of domestic freight originating in Louisiana: 13.7%

- Value of freight: $269.4 billion
- Share of domestic freight originating in Louisiana: 55.0%

This story features data reporting and writing by Paxtyn Merten and is part of a series utilizing data automation across 50 states and Washington D.C.