| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2023 | $4.84M | +$192K | +4.13% | Apr 30, 2023 | 10-Q | 2023-06-06 |
| Q4 2022 | $4.96M | -$216K | -4.18% | Jan 31, 2023 | 10-Q | 2023-03-06 |
| Q3 2022 | $4.45M | -$1.11M | -19.9% | Oct 31, 2022 | 10-Q | 2023-06-06 |
| Q2 2022 | $4.28M | -$1.41M | -24.8% | Jul 31, 2022 | 10-Q | 2022-09-01 |
| Q1 2022 | $4.65M | -$988K | -17.5% | Apr 30, 2022 | 10-Q | 2022-06-02 |
| Q4 2021 | $5.17M | -$664K | -11.4% | Jan 31, 2022 | 10-Q | 2022-03-14 |
| Q3 2021 | $5.55M | -$163K | -2.85% | Oct 31, 2021 | 10-K | 2022-12-20 |
| Q2 2021 | $5.69M | -$215K | -3.64% | Jul 31, 2021 | 10-Q | 2021-09-08 |
| Q1 2021 | $5.64M | +$416K | +7.97% | Apr 30, 2021 | 10-Q | 2021-06-08 |
| Q4 2020 | $5.84M | +$382K | +7.01% | Jan 31, 2021 | 10-Q | 2021-03-10 |
| Q3 2020 | $5.72M | +$304K | +5.62% | Oct 31, 2020 | 10-K | 2021-12-21 |
| Q2 2020 | $5.9M | +$313K | +5.6% | Jul 31, 2020 | 10-Q | 2020-09-09 |
| Q1 2020 | $5.22M | +$1.79M | +52% | Apr 30, 2020 | 10-Q | 2020-06-09 |
| Q4 2019 | $5.45M | +$5.18M | +1912% | Jan 31, 2020 | 10-Q | 2020-03-10 |
| Q3 2019 | $5.41M | +$5.1M | +1624% | Oct 31, 2019 | 10-K | 2020-12-21 |
| Q2 2019 | $5.59M | +$5.24M | +1497% | Jul 31, 2019 | 10-Q | 2019-09-05 |
| Q1 2019 | $3.43M | +$3.05M | +797% | Apr 30, 2019 | 10-Q | 2019-06-06 |
| Q4 2018 | $271K | -$138K | -33.7% | Jan 31, 2019 | 10-Q | 2019-03-07 |
| Q3 2018 | $314K | -$125K | -28.5% | Oct 31, 2018 | 10-K | 2019-12-19 |
| Q2 2018 | $350K | -$104K | -22.9% | Jul 31, 2018 | 10-Q | 2018-09-05 |
| Q1 2018 | $383K | -$44K | -10.3% | Apr 30, 2018 | 10-Q | 2018-06-11 |
| Q4 2017 | $409K | -$8K | -1.92% | Jan 31, 2018 | 10-Q | 2018-03-09 |
| Q3 2017 | $439K | -$6K | -1.35% | Oct 31, 2017 | 10-K | 2018-12-20 |
| Q2 2017 | $454K | -$31K | -6.39% | Jul 31, 2017 | 10-Q | 2017-09-08 |
| Q1 2017 | $427K | -$92K | -17.7% | Apr 30, 2017 | 10-Q | 2017-06-08 |
| Q4 2016 | $417K | -$135K | -24.5% | Jan 31, 2017 | 10-Q | 2017-03-10 |
| Q3 2016 | $445K | -$141K | -24.1% | Oct 31, 2016 | 10-K | 2017-12-22 |
| Q2 2016 | $485K | -$139K | -22.3% | Jul 31, 2016 | 10-Q | 2016-09-08 |
| Q1 2016 | $519K | -$649K | -55.6% | Apr 30, 2016 | 10-Q | 2016-06-08 |
| Q4 2015 | $552K | -$1.42M | -72% | Jan 31, 2016 | 10-Q | 2016-03-10 |
| Q3 2015 | $586K | -$2.21M | -79% | Oct 31, 2015 | 10-K | 2016-12-23 |
| Q2 2015 | $624K | -$3.01M | -82.8% | Jul 31, 2015 | 10-Q | 2015-09-09 |
| Q1 2015 | $1.17M | -$4.63M | -79.9% | Apr 30, 2015 | 10-Q | 2015-06-09 |
| Q4 2014 | $1.97M | -$4.87M | -71.2% | Jan 31, 2015 | 10-Q | 2015-03-12 |
| Q3 2014 | $2.79M | -$5M | -64.2% | Oct 31, 2014 | 10-K | 2015-12-30 |
| Q2 2014 | $3.63M | -$5.21M | -59% | Jul 31, 2014 | 10-K | 2015-01-30 |
| Q1 2014 | $5.8M | -$5.3M | -47.7% | Apr 30, 2014 | 10-K | 2015-01-30 |
| Q4 2013 | $6.84M | -$5.23M | -43.3% | Jan 31, 2014 | 10-K | 2015-01-30 |
| Q3 2013 | $7.79M | -$5.25M | -40.2% | Oct 31, 2013 | 10-K | 2015-01-30 |
| Q2 2013 | $8.84M | -$5.12M | -36.7% | Jul 31, 2013 | 10-K | 2015-01-30 |
| Q1 2013 | $11.1M | -$5.09M | -31.5% | Apr 30, 2013 | 10-K | 2015-01-30 |
| Q4 2012 | $12.1M | -$5M | -29.3% | Jan 31, 2013 | 10-K | 2015-01-30 |
| Q3 2012 | $13M | -$5.21M | -28.5% | Oct 31, 2012 | 10-K | 2014-01-13 |
| Q2 2012 | $14M | -$5.32M | -27.6% | Jul 31, 2012 | 10-Q | 2012-09-07 |
| Q1 2012 | $16.2M | Apr 30, 2012 | 10-Q | 2012-06-11 | ||
| Q4 2011 | $17.1M | Jan 31, 2012 | 10-Q | 2012-03-09 | ||
| Q3 2011 | $18.2M | +$12.2M | +200% | Oct 31, 2011 | 10-K | 2013-01-14 |
| Q2 2011 | $19.3M | Jul 31, 2011 | 10-Q | 2011-09-09 | ||
| Q3 2010 | $6.09M | Oct 31, 2010 | 10-K | 2012-01-17 |