Increases were due to the addition of Astra machine for half a year and to slightly higher wages and benefits and higher travel related expenses as the pandemic ended and we were able to get back to meeting customers face-to-face again.

Mar 23, 2023 / CFO / receipt, needs a key / David Smith, CFO | earnings call 2023-03-23 | transcript bd110f6c-ab59-49a1-ae9a-876e4a672fca | chars 10889-11125 | segment 10

It's also due to increases in certain third-party contract services and commission expenses. partly offset by employee wages and benefits, and increased travel expenses as the pandemic restrictions have waned.

Jun 8, 2022 / CFO / receipt, needs a key / David Smith, CFO | earnings call 2022-06-08 | transcript a815ea25-0221-4a6b-a738-cdd5ff445bc6 | chars 8233-8442 | segment 8

Others, for example, trade show expenses and travel will likely increase in the future as the ability to travel returns, depending on the degree of our customers' acceptance of the transition that we've made together with them to remote or virtual interaction, as opposed to in person.

Mar 25, 2021 / CFO / receipt, needs a key / David Smith, CFO | earnings call 2021-03-25 | transcript bfda7d81-c24b-4cc8-aa71-9de5c3d6daa6 | chars 9837-10122 | segment 9

As a reminder, in the second quarter, we reduced executive compensation imposed cross-the-board freeze on all other employee compensation at 2019 levels, and reduced a host of expenses in professional and other services, travel and trade show expenses, and so forth.

Dec 7, 2020 / CFO / receipt, needs a key / David Smith, CFO | earnings call 2020-12-07 | transcript 65ca4682-a584-4068-ae2d-a5514623d76a | chars 8335-8601 | segment 8