You observe a company with the following items on the balance sheet (in thousands):

Cash and equivalents 2018: $19

Cash and equivalents 2017: $11

Inventory 2018: $43

Inventory 2017: $43

Accounts receivable 2018: $103

Accounts receivable 2017: $89

Property, Plant, and Equipment 2018: $1,711

Property, Plant, and Equipment 2017: $1,012

Current Liabilities 2018: $245

Current Liabilities 2017: $225

Long-term debt 2018: $1,709

Long-term debt 2017: $1,378

What is the change in net working capital for the firm for these years.

Answer in thousands (the same as how the numbers are presented).