| I | estimate | |
|---|---|---|
| you | estimate | |
| he/she/it | estimates | |
| we | estimate | |
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| they | estimate |
| I | estimated | |
|---|---|---|
| you | estimated | |
| he/she/it | estimated | |
| we | estimated | |
| you | estimated | |
| they | estimated |
| I | have | estimated | |
|---|---|---|---|
| you | have | estimated | |
| he/she/it | has | estimated | |
| we | have | estimated | |
| you | have | estimated | |
| they | have | estimated |
| I | had | estimated | |
|---|---|---|---|
| you | had | estimated | |
| he/she/it | had | estimated | |
| we | had | estimated | |
| you | had | estimated | |
| they | had | estimated |