| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2023 | $98K | -$12K | -10.9% | Apr 30, 2023 | 10-Q | 2023-06-12 |
| Q4 2022 | $98K | -$12K | -10.9% | Jan 31, 2023 | 10-Q | 2023-06-12 |
| Q3 2022 | $98K | -$561K | -85.1% | Oct 31, 2022 | 10-Q | 2022-12-14 |
| Q2 2022 | $110K | -$564K | -83.7% | Jul 31, 2022 | 10-Q | 2022-09-13 |
| Q1 2022 | $110K | -$662K | -85.8% | Apr 30, 2022 | 10-Q | 2022-06-08 |
| Q4 2021 | $110K | -$653K | -85.6% | Jan 31, 2022 | 10-K | 2023-04-17 |
| Q3 2021 | $659K | +$331K | +101% | Oct 31, 2021 | 10-Q | 2021-12-15 |
| Q2 2021 | $674K | +$336K | +99.4% | Jul 31, 2021 | 10-Q | 2021-09-14 |
| Q1 2021 | $772K | +$365K | +89.7% | Apr 30, 2021 | 10-Q | 2021-06-11 |
| Q4 2020 | $763K | +$327K | +75% | Jan 31, 2021 | 10-K | 2022-04-08 |
| Q3 2020 | $328K | -$94K | -22.3% | Oct 31, 2020 | 10-Q | 2020-12-10 |
| Q2 2020 | $338K | -$80K | -19.1% | Jul 31, 2020 | 10-Q | 2020-09-09 |
| Q1 2020 | $407K | -$13K | -3.1% | Apr 30, 2020 | 10-Q | 2020-06-12 |
| Q4 2019 | $436K | +$7K | +1.63% | Jan 31, 2020 | 10-K | 2021-04-15 |
| Q3 2019 | $422K | +$17K | +4.2% | Oct 31, 2019 | 10-Q | 2019-12-05 |
| Q2 2019 | $418K | -$549K | -56.8% | Jul 31, 2019 | 10-Q | 2019-08-30 |
| Q1 2019 | $420K | -$701K | -62.5% | Apr 30, 2019 | 10-Q | 2019-06-07 |
| Q4 2018 | $429K | -$723K | -62.8% | Jan 31, 2019 | 10-K | 2020-04-20 |
| Q3 2018 | $405K | -$568K | -58.4% | Oct 31, 2018 | 10-Q/A | 2018-12-17 |
| Q2 2018 | $967K | -$600K | -38.3% | Jul 31, 2018 | 10-Q | 2018-09-10 |
| Q1 2018 | $1.12M | -$340K | -23.3% | Apr 30, 2018 | 10-Q | 2018-06-11 |
| Q4 2017 | $1.15M | -$275K | -19.3% | Jan 31, 2018 | 10-K | 2019-04-12 |
| Q3 2017 | $973K | -$396K | -28.9% | Oct 31, 2017 | 10-Q | 2017-12-07 |
| Q2 2017 | $1.57M | -$252K | -13.9% | Jul 31, 2017 | 10-Q | 2017-09-07 |
| Q1 2017 | $1.46M | -$1K | -0.07% | Apr 30, 2017 | 10-Q | 2017-06-07 |
| Q4 2016 | $1.43M | +$38K | +2.74% | Jan 31, 2017 | 10-K | 2018-04-16 |
| Q3 2016 | $1.37M | -$15K | -1.08% | Oct 31, 2016 | 10-Q | 2016-12-08 |
| Q2 2016 | $1.82M | -$141K | -7.19% | Jul 31, 2016 | 10-Q | 2016-09-06 |
| Q1 2016 | $1.46M | -$513K | -26% | Apr 30, 2016 | 10-Q | 2016-06-09 |
| Q4 2015 | $1.39M | -$604K | -30.3% | Jan 31, 2016 | 10-K | 2017-04-17 |
| Q3 2015 | $1.38M | -$607K | -30.5% | Oct 31, 2015 | 10-Q | 2015-12-10 |
| Q2 2015 | $1.96M | -$530K | -21.3% | Jul 31, 2015 | 10-Q | 2015-09-03 |
| Q1 2015 | $1.98M | +$311K | +18.7% | Apr 30, 2015 | 10-Q | 2015-06-05 |
| Q4 2014 | $1.99M | -$510K | -20.4% | Jan 31, 2015 | 10-K | 2016-04-13 |
| Q3 2014 | $1.99M | Oct 31, 2014 | 10-Q | 2014-12-05 | ||
| Q2 2014 | $2.49M | Jul 31, 2014 | 10-Q | 2014-09-05 | ||
| Q1 2014 | $1.66M | Apr 30, 2014 | 10-Q | 2014-06-06 | ||
| Q4 2013 | $2.5M | +$97K | +4.03% | Jan 31, 2014 | 10-K | 2015-04-07 |
| Q4 2012 | $2.41M | Jan 31, 2013 | 10-K | 2014-04-04 |